-
公开(公告)号:US4555727A
公开(公告)日:1985-11-26
申请号:US532172
申请日:1983-09-14
申请人: Emmanuel B. Nun , Rafi Izhar , Avner Karpol
发明人: Emmanuel B. Nun , Rafi Izhar , Avner Karpol
CPC分类号: H04N7/18
摘要: Scanning apparatus comprising a base, a light source mounted on the base, a camera mounted on the base and arranged to observe a workpiece surface to be scanned and an optical waveguide arranged in light receiving relationship with the light source for directing light to the workpiece surface, the optical waveguide being operative to provide uniform, homogeneous diffuse illumination of the workpiece surface, thereby to prevent definition of shadows thereon.
摘要翻译: 扫描装置,包括基座,安装在基座上的光源,安装在基座上并布置成观察待扫描的工件表面的照相机以及与光源以光接收关系布置的用于将光引导到工件表面的光波导 ,光波导可操作以提供工件表面的均匀均匀漫射照明,从而防止其上的阴影的定义。